<template>
  <div>
    <van-form @submit="onSubmit">
      <van-cell-group inset>
        <van-field
          v-model="username"
          name="username"
          label="用户名"
          placeholder="用户名"
          :rules="[{ required: true, message: '请填写用户名' }]"
        />
        <van-field
          v-model="password"
          type="password"
          name="password"
          label="密码"
          placeholder="密码"
          :rules="[
            { required: true, message: '请填写密码' },
            {
              pattern: /^[a-z0-9]{4,10}$/i,
              message: '用户名只能由数字字母组成长度4-10位',
              trigger: 'onChange',
            },
            {validator:checkPwd,message:'两次输入的密码不一致',trigger:'onChange'}
          ]"
        />
        <van-field
          v-model="password1"
          type="password"
          name="passwprd1"
          label="确认密码"
          placeholder="请确认密码"
          :rules="[
            { required: true, message: '请确认密码' },
            {
              pattern: /^[a-z0-9]{6,10}$/i,
              message: '用户名只能由数字字母组成长度6-10位',
              trigger: 'onChange',
            },
            {validator:checkPwd,message:'两次输入的密码不一致',trigger:'onChange'}
          ]"
        />
      </van-cell-group>
      <div style="margin: 16px">
        <van-button
          round
          block
          type="primary"
          native-type="submit"
          
        >
          注册
        </van-button>
      </div>
    </van-form>
  </div>
</template>

<script>


export default {
  data(){
    return{
      username:"",
      password:"",
      password1:""
    }
  },
  methods:{
    checkPwd(){
      return this.password==this.password1
    },
    onSubmit(values){
    console.log("submit",values);
    }
  }
  }

</script>

<style>
</style>